comScore Reports March 2013 U.S. Smartphone Subscriber Market Share

Android Phone and iPhone Now Combine for 91 Percent of U.S. Smartphone User Base

RESTON, VA, May 3, 2013 – comScore, Inc. (NASDAQ: SCOR), a leader in measuring the digital world, today released data from the comScore MobiLens service, reporting key trends in the U.S. smartphone industry during the three month average period ending March 2013. Apple ranked as the top smartphone manufacturer with 39 percent OEM market share, while Google Android led as the #1 smartphone platform with 52 percent platform market share.

Smartphone OEM Market Share

136.7 million people in the U.S. owned smartphones (58 percent mobile market penetration) during the three months ending in March, up 9 percent since December. Apple ranked as the top OEM with 39 percent of U.S. smartphone subscribers (up 2.7 percentage points from December). Samsung ranked second with 21.7 percent market share (up 0.7 percentage points), followed by HTC with 9 percent, Motorola with 8.5 percent and LG with 6.8 percent.

About MobiLensMobiLens data is derived from an intelligent online survey of a nationally representative sample of mobile subscribers age 13 and older. Data on mobile phone usage refers to a respondent’s primary mobile phone and does not include data related to a respondent’s secondary device.

About comScorecomScore, Inc. (NASDAQ: SCOR) is a global leader in digital measurement and analytics, delivering insights on web, mobile and TV consumer behavior that enable clients to maximize the value of their digital investments. For more information, please visit www.comscore.com/companyinfo.